Skies were grey with smog. People were grey with nicotine. Even the cars were grey. In fact, life in fifties’ Britain was pretty grey all round.
However, in 1955 a ray of sunshine appeared in the shape of the new Jaguar Mark 1 saloon.
This was powered by 2.4 or 3.4-litre twin-cam straight sixes based on the XK120 sports car engine. In 1956,
